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Esterase enzymes involved in pyrethroid and organophosphate resistance in a Brazilian population of Riphicephallus (Boophilus) microplus (Acari, Ixodidae)
(Elsevier B.V., 2008-07-01)
Esterases are a group of enzymes that are reportedly associated with acaricide resistance in Riphicephallus (Boophilus) microplus. A comparative analysis was made of the esterase patterns in malathion and deltamethrin-sensitive, ...
Insecticide and acaricide activities of polyhalogenated monoterpenes from chilean Plocamium cartilagineum
(1991)
Four new alicyclic monoterpenes based on the 1-(2-chlorovinyl)-2,4,5-trichloro-1,5-dimethylcyclohexane skeleton were isolated from Plocamium cartilagineum from the Chilean coast, together with four known cyclic monoterpenes. ...
Avaliação da atividade acaricida in vitro e in vivo de siloxanos organo-modificados em populações de Rhipicephalus microplus.
(Universidade Federal de Santa MariaBrasilMedicina VeterináriaUFSMPrograma de Pós-Graduação em Medicina VeterináriaCentro de Ciências Rurais, 2018-08-06)
Currently, the Rhipicephalus microplus infestation causes great losses to cattle production in Brazil. The control of R. microplus is carried out almost exclusively using chemical products. In this way, the availability ...
Determination of LC50 of permethrin acaricide in semi-engorged females of the tick Rhipicephalus sanguineus (Latreille, 1806) (Acari: Ixodidae)
(Academic Press Inc. Elsevier B.V., 2013)
Chemical composition and efficacy of dichloromethane extract of Croton sphaerogynus Baill. (Euphorbiaceae) against the cattle tick Rhipicephalus microplus (Acari: Ixodidae)
(2013-02-18)
The cattle tick Rhipicephalus microplus is widely distributed in tropical and subtropical regions, causing high economic impact on cattle production. The control of tick infestations is regarded worldwide as critical and ...
Morphological alterations of epidermis of rabbits infested by R. sanguineus ticks and exposed to Selamectin (active principle of Pfizer Revolution (R) acaricide): A confocal microscopy study
(Elsevier B.V., 2014-01-01)
The present study analyzed, by means of confocal laser scanning microscopy, the epidermis of rabbits infested by the brown dog tick Rhipicephalus sanguineus and exposed to concentrations of 50%, 80% and 100% of a ...
In Vitro Effect of Volatile Substances from Eucalyptus Oils on Rhipicephalus microplus
(Springer, 2020-10-06)
Volatile oils have been extensively investigated as an alternative for tick control. This study evaluated thein vitroeffects of volatile compounds emanated byCorymbia citriodora(Hook.) K.D.Hill & L.A.S.Johnson andEucalyptus ...